The dev team has posted additional details regarding the July version update. More quality of life improvements, including the ability to call alter egos while under level sync, additional battlefields where trust magic can be used, and wait reductions for quests. All of that information in detail can be found here.
Accompanying the update will be the first ever Campaign/Alter Ego expo! Campaign evaluations will be doubled, treasure for unions increased, and alter egos will get a 150% boost in HP/MP and resistance to status effects during the event which is set to take place in a couple of days, July 7th.
For the full details, read on.